Shoemaker 2501 48" X 20" Frame Curtain Fire Damper Vertical Mount 1-1/2 Hour

Product Features

• 165 Degree Replaceable Fusible Link
• Sleeve Options
• UL And California State Fire Marshall Accepted
• UL Accepted Installation Instructions
• 2 Inch Thinline Frame
• 2501 -Square or Rectangular For Vertical Mount Only. Max. Dimension 48W, 49H.
• 2502 - Square Or Rectangular Spring Actuated (6) For Horizontal Or Vertical Mount. Maximum Dimension 41W, 36H.
• Blade Lock (5)
• Damper Built From Corrosion Tested Galvanized Mild Steel G-90
• Fractional And Odd Dimension Sizes Available
• Interlocking Steel Roll-Formed Blade (3) With Roll-Formed Frames (1)
• 4 Self Locking Corner